chore: validate string translations (#214)

tools/locale-string-validator.js

@@ -0,0 +1,56 @@
+const { declare } = require('@babel/helper-plugin-utils');
+
+const vars = require('../apis/nucleus/src/locale/translations/all.json');
+
+const ids = {};
+Object.keys(vars).forEach(key => {
+  ids[vars[key].id] = key;
+});
+
+const used = [];
+const warnings = {};
+
+const warn = s => console.warn(`\x1b[43m\x1b[30m WARN \x1b[0m \x1b[1m\x1b[33m ${s}\x1b[0m`);
+
+const find = declare((/* api, options */) => {
+  function useString(id) {
+    if (used.indexOf(id) !== -1) {
+      return;
+    }
+
+    used.push(id);
+
+    if (typeof ids[id] === 'undefined') {
+      warn(`String '${id}' does not exist in locale registry`);
+    }
+  }
+  return {
+    name: 'find',
+    visitor: {
+      CallExpression(path) {
+        if (!path.get('callee').isMemberExpression()) {
+          return;
+        }
+        if (
+          path.node.callee.object &&
+          path.node.callee.object.name === 'translator' &&
+          path.node.callee.property &&
+          path.node.callee.property.name === 'get'
+        ) {
+          const { type, value } = path.node.arguments[0];
+          if (type === 'StringLiteral') {
+            useString(value, path);
+          } else {
+            const s = `${this.file.opts.filename}:${path.node.loc.start.line}:${path.node.loc.start.column}`;
+            if (!warnings[s]) {
+              warnings[s] = true;
+              warn(`Could not verify used string at ${s}`);
+            }
+          }
+        }
+      },
+    },
+  };
+});
+
+module.exports = find;

tools/verify-translations.js

@@ -0,0 +1,32 @@
+const vars = require('../apis/nucleus/src/locale/translations/all.json');
+
+const languages = [
+  'en-US',
+  'it-IT',
+  'zh-CN',
+  'zh-TW',
+  'ko-KR',
+  'de-DE',
+  'sv-SE',
+  'es-ES',
+  'pt-BR',
+  'ja-JP',
+  'fr-FR',
+  'nl-NL',
+  'tr-TR',
+  'pl-PL',
+  'ru-RU',
+];
+
+Object.keys(vars).forEach(key => {
+  const supportLanguagesForString = Object.keys(vars[key].locale);
+  if (supportLanguagesForString.indexOf('en-US') === -1) {
+    // en-US must exist
+    throw new Error(`String '${vars[key].id}' is missing value for 'en-US'`);
+  }
+  for (let i = 0; i < languages.length; i++) {
+    if (supportLanguagesForString.indexOf(languages[i]) === -1) {
+      console.warn(`String '${vars[key].id}' is missing value for '${languages[i]}'`);
+    }
+  }
+});